Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Single-row
  • With pressed cage


Bearing No. 7405

Specification data (main dimensions, etc.)

d(mm)25
D(mm)80
B(mm)21
r(min.)(mm)1.5
r1(min.)(mm)1
Basic load ratings : Cr(kN)53.3
Basic load ratings : C0r(kN)25.7
Fatigue load limit : Cu(kN)2.00
factor : f0-
Limiting speeds(Grease lub.)(min-1)6500
Limiting speeds(Oil lub.)(min-1)8800
Load center spread : a(mm)26.4

Mounting dimensions,weight (reference)

da(min.)(mm)33.5 mm
Da(max.)(mm)71.5 mm
ra(max.)(mm)1.5 mm
Mass(Refer.)(kg)0.527 kg
JTEKT

2026/07/07